But there has to be a will to do it.
ie are the venture capitalists really that interested in team success ? If not the rot from the top will remain, no matter what Directors of football they appoint, puppets that are constrained by AI and cashflows.
PL and Championship are littered with billionaire owners quite content to drive at 50 in the middle lane as long as they add to their fortunes.
If they have the will for success, like the custodians of Liverpool, Utd, Citeh, where the penny finally dropped that you need to get a good manager in, trust him, and give him the autonomy to get on with it - that would be a start